Koynanagar

{{Use dmy dates|date=September 2018}}

{{Use Indian English|date=September 2018}}

{{Infobox settlement

| name = Koynanagar

| other_name =

| settlement_type = Town

| image_skyline =

| image_caption =

| pushpin_map = India Maharashtra

| pushpin_label_position = right

| pushpin_map_caption = Location in Maharashtra, India

| coordinates = {{coord|17.4|N|73.76|E|display=inline,title}}

| subdivision_type = Country

| subdivision_name = {{flag|India}}

| subdivision_type1 = State

| subdivision_name1 = Maharashtra

| subdivision_type2 = District

| subdivision_name2 = Satara

| established_title =

| established_date =

| unit_pref = Metric

| area_total_km2 =

| elevation_footnotes =

| elevation_m = 746

| population_footnotes =

| population_total = 28091

| population_as_of = 2001

| population_density_km2 = auto

| demographics_type1 = Languages

| demographics1_title1 = Official

| demographics1_info1 = Marathi

| timezone1 = IST

| utc_offset1 = +5:30

| postal_code_type = PIN

| postal_code = 415207

| area_code_type = Telephone code

| area_code = 02372

| registration_plate = MH-50

| website =

}}

Koynanagar is a town in Maharashtra, India. It is situated on the Chiplun-Sangli state highway on the banks of Koyna River. The town is small but famous for Koyna Dam and the Koyna Hydroelectric Project which is the largest completed hydroelectric project of India.{{cite news|url=http://www.india-reports.com/articles/ElectricityInIndia/electricity_india_hydroelectric_largest_powerplant.aspx|work=india-reports.com|title=Electricity in India: Hydroelectric: Largest Powerplant}} An earthquake in 1967 flattened the city and left 180 people dead.

Koyna Nagar is nestled in the Western Ghats, about {{convert|746|m|ft|0|abbr=on}} above sea level, and hence has a tolerable climate for most of the year.